package so.ruo.api;

import java.io.BufferedInputStream;
import java.net.URL;
import java.net.URLConnection;

public class TestProxyIp {

	public static void main(String args[]) {

		System.getProperties().setProperty("proxySet", "true");
		System.getProperties().setProperty("http.proxyHost", "117.185.124.74");
		System.getProperties().setProperty("http.proxyPort", "80");


		System.out.println(getHtml("http://www.ip138.com/ip2city.asp"));

	}

	private static String getHtml(String address) {
		StringBuffer html = new StringBuffer();
		String result = null;
		try {
			URL url = new URL(address);
			URLConnection conn = url.openConnection();
			conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; GTB5; .NET CLR 2.0.50727; CIBA)");
			BufferedInputStream in = new BufferedInputStream(conn.getInputStream());
			try {
				String inputLine;
				byte[] buf = new byte[4096];
				int bytesRead = 0;
				while (bytesRead >= 0) {
					inputLine = new String(buf, 0, bytesRead, "GBK");
					// System.out.println("###:" + inputLine);
					html.append(inputLine);
					bytesRead = in.read(buf);
					inputLine = null;
				}
				buf = null;
			} finally {
				in.close();
				conn = null;
				url = null;
			}
			result = new String(html.toString().trim().getBytes("GBK"), "gb2312").toLowerCase();
		} catch (Exception e) {
			e.printStackTrace();
			return null;
		}
		html = null;
		return result;
	}

}
